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Yeastar Modules & Expansion Boards - S-Series

VoIP / IP-PBX Phone Systems provide flexible telephony features when combined with scalability for a unique modular design. Yestar is one of the only phone systems on the market with this small form factor scalabilty. Along with the built-in feature rich SIP capabilities, the S-Series lets you decide what types of extensions and physical trunks you need in your telephone system - in addition to VoIP expansion, GSM/3G (back-up phone line service solutions) PRI/E1/T1 interface and scalable capacity expansion.

When your business grows, adding more users and concurrent calls is also possible with S-Series.

Yeastar Modules for the S-Series - Add Interfaces

With Yeastar S-Series, all the telephony interfaces are modular and customizable, whether it's FXS, FXO, ISDN BRI, GSM/3G, or E1/T1/PRI. S20 has 2 onboard module slots and S50 supports 4.

Expansion Card / Boards

S100 and S300 require the combination of the EX08 Expansion Board to add telephony interfaces. S100 allows 2 EX08 Expansion Boards and S300 supports 3 expansion boards. D30 Module adds 100 VoIP Users + 30 Concurrent Calls. These two models also allow for direct PRI/E1/T1 interface using the EX30 on board expansion card for telephone lines.

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Yeastar GSM Module - 3G Cellular Back-up or Mobile Calling
YST-GSM
The Yeastar GSM module card allows you to insert a GSM / SIM card to use with the Yeastar PBX phone systems as a primary or back-up calling fail-over solution. It provides GSM cellular phone service to the main PBX system.
$359.99
In stock
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Yeastar LTE Module - 4G Cellular Back-up or Mobile Calling
YST-LTE
The Yeastar 4G LTE Module provides 4G cellular data on SIM card, making the 4G LTE become the primary Internet connection for S-Series VoIP PBX. Supporting 3G/4G network standard, the 4G capable S-Series VoIP PBX can register SIP trunks.
$659.99
In stock
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Yeastar EX08 Module Expansion Card - RJ-11 Modules
YST-EX08
Yeastar EX08 is an expansion board for support with up to eight (8x) external RJ-11 ports (FXO / FXS). It allows for up to four internal card slots when expanding compatible Yeastar PBX Phone Systems. The EX08 works with the Yeastar S100 or S300 IP-PBX.
$239.99
In stock
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Yeastar EX30 Expansion Card E1/T1 PRI Port
YST-EX30
The Yeastar EX30 is an expansion board which provides the Yeastar S100 or S300 with a single line E1 / T1 - PRI port for telephone trunk line services.
$1,049.99
In stock
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Yeastar O2 - FXO Module - Expansion 2 FXO (LINE) Ports
YST-O2-FXO2
The Yeastar O2 Module (2 FXO) allows for 2 additional FXO ports (Analog Telephone Lines) to terminate two analog PSTN (POTS) lines. The O2 Module 2 FXO is compatible with Yeastar S-Series PBX phone systems.
$159.99
In stock
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Yeastar S2 - FXS Module - Expansion 2 FXS (EXTENSION) Ports
YST-S2-FXS2
The Yeastar S2 Module (2 FXS) allows for 2 additional FXS ports (Analog Extension Phones) to terminate two analog desk or older analog phones. The S2 Module 2 FXS is compatible with Yeastar S-Series PBX phone systems.
$159.99
In stock
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Yeastar S0 - FXO+FXS Module - 1 FXO LINE and 1 FXS EXTENSION Port
YST-S0-FXOFXS
The Yeastar S0 - 1 FXO LINE and 1 FXS EXTENSION Port allows for fallback or fail over function from analog extension to POTS line as a back-up telephone solution. The S0 FXO+FXS Module is compatible with Yeastar S-Series PBX phone systems.
$169.99
In stock
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Yeastar D30 Module SIP Extension Expansion
YST-D30-DSP
The Yeastar D30 is a DSP module, used to expand the SIP extension / call capacity of S-Series PBX. For each D30 module added, the max amount of users increased by 100, and concurrent calls increase by 30.
$399.99
In stock
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